REFERENCES
- Deming WE . Quality, Productivity, and Competitive Position () , 5th ed. . MIT Press , Cambridge , MA , 1982 .
- Hyun Y , Ellis M , Curtis SE , Johnson RW . Environmental temperature, space allowance, and regrouping: Additive effects of multiple concurrent stressors in growing pigs . Journal of Swine Health and Production 2005 ; 13 : 131 – 138 .
- Parsons TD , Pitcher PM , Johnstone C . Economic analysis of an epizootic of pseudorabies and subsequent production following the institution of a vaccination program in a Pennsylvania swine heard. J Am Vet Med Assoc 1990; 197(2):188–191.
- Bech-Nielsen S , Miller GY , Bowman GL , Dodaro SJ , Orloski-Snider KA . Economic impact of an epizootic of pseudorabies in a commercial swine herd in Ohio, achieving test negative status and quarantine release by use of vaccination and test and removal . J Am Vet Med Assoc 1992 ; 200 ( 12 ): 1817 – 1823 .
- Hoblet KH , Miller GY , Bartter NG . Economic assessment of a pseudorabies epizootic, breeding herd removal/repopulation, and downtime in a commercial swine herd . J Am Vet Med Assoc 1987 ; 190 ( 4 ): 405 – 409 .
- Miller GY , Forster GL , Tsai J , Bowman G . Productivity and profitability differences between pseudorabies-infected and pseudorabies-noninfected farrow-to-finish swine herds . J Am Vet Med Assoc 1995 ; 206 ( 4 ): 446 – 451 .
- Kooij D . Economic aspects of the control of Aujeszky's disease in the European Community . Acta Vet Hung 1994 ; 42 ( 2–3 ): 405 – 408 .
- Bech-Nielsen S , Miller GY , Bowman GL , Dodaro SJ , Orloski-Snider KA . Economic impact of an epizootic of pseudorabies in a commercial swine herd in Ohio, achieving test negative status and quarantine release by use of vaccination and test and removal . J Am Vet Med Assoc l992 ; 200 ( 12 ): 1817 – 1823 .
- McInerney J , Kooij D . Economic analysis of alternative AD control programmes . Vet Microbiol 1997 ; 55 ( 1–4 ): 113 – 121 .
- Ebel ED , Hornbaker RH , Bane DP . Direct costs of pseudorabies in a population of infected farrow-to-finish swine herds . J Am Vet Med Assoc 1991 ; 198 ( 12 ): 2070 – 2075 .
- Miller GY , Tsai JS , Forster DL . Benefit-cost analysis of the national pseudorabies virus eradication program . J Am Vet Med Assoc 1996 ; 208 ( 2 ): 208 – 213 .
- Rodrigues CA , Gardner IA , Carpenter TE . Financial analysis of pseudorabies control and eradication in swine . J Am Vet Med Assoc l990 ; 197 ( 10 ): 1316 – 1323 .
- et al. Assessment of the economic impact of porcine reproductive and respiratory syndrome on swine production in the United States . J Am Vet Med Assoc 2005 ; 227 ( 3 ): 385 – 392 .
- Garner MG , Fisher BS , Murray JG . Economic aspects of foot and mouth disease: Perspectives of a free country, Australia . Rev Sci Tech 2002 ; 21 ( 3 ): 625 – 635 .
- James AD , Rushton J . The economics of foot and mouth disease . Rev Sci Tech 2002 ; 21 ( 3 ): 637 – 644 .
- Perry BD , Kalpravidh W , Coleman PG , Horst HJ , McDermott JJ , Randolph TF , Gleeson LJ . The economic impact of foot and mouth disease and its control in South-East Asia: A preliminary assessment with special reference to Thailand . Rev Sci Tech 1999 ; 18 ( 2 ): 478 – 497 .
- Farez S , Morley RS . Potential animal health hazards of pork and pork products . Rev Sci Tech l997 ; 16 ( 1 ): 65 – 78 .
- Mullan BP , Davies GT , Cutler RS . Simulation of the economic impact of transmissible gastroenteritis on commercial pig production in Australia . Aust Vet J 1994 ; 71 ( 5 ): 151 – 154 .
- Wood EN , Lysons RJ . Financial benefit from the eradication of swine dysentery . Vet Rec 1988 ; 122 ( 12 ): 277 – 279 .
- Hunneman WA . Incidence, economic effects, and control of Haemophilus pleuropneumoniae infections in pigs . Vet Q l986 ; 8 ( 1 ): 83 – 87 .
- Larriestra AJ , Morrison RB , Deen J . Decision analysis in the nursery to reduce mortality and improve growth . Journal of Swine Health and Production 2005 ; 13 ( 5 ): 143 – 449 .
- Marsh WE . Decision tree analysis: Drawing some of the uncertainty out of decision making . Journal of Swine Health and Production 1993 ; 1 ( 4 ): 17 – 23 .
- Dargatz DA , Salman MD . The use of breakeven curves in decision making. The Compendium 1990; 12(9):1347–1351.
- Deen J . Audting pig welfare . In Annual Meeting, American Association of Swine Veterinarians . American Association of Swine Veterinarians , Kansas City , KS , 2002 .
- Morrow WE . Financial and welfare implications of immediately euthanizing compromised nursery pigs . Journal of Swine Health and Production 2006 ; 14 ( 1 ): 25 – 34 .
- Sandoe P , Crisp R. Ethics . In Animal Welfare ; M.C.A.a.B.O Hughes , Ed; CAB International , Oxon , UK , 1990 : 3 – 17 .
- Dritz SS , Chengappa MM , Nelssen JL , Tokatch MD , Goodband RD , Nietfeld JC , Staats JJ . Growth and microbial flora of nonmedicated, segregated, early weaned pigs from a commercial swine operation . J Am Vet Med Assoc 1996 ; 208 ( 5 ): 711 – 715 .
- Klasing KC , Laurin DE , Peng RK , Fry DM . Immunologically mediated growth depression in chicks: Influence of feed intake, corticosterone and interleukin 1 . J Nutr l987 ; 117 ( 9 ): 1629 – 1637 .
- Harris DL , Alexander TJL . Methods of disease control . In Diseases of Swine ; Straw BE , D'Allaire , Mengling WL , Taylor DJ , Eds; Iowa State University Press , Ames , IA , 1999 : 1077 – 1110 .
- Anon. National Biosecurity Resource Center. 2006 [cited 2006 April 26, 2006]; Available from: http://www.biosecuritycenter.org/
- Pallares FJ , Halber PG , Opriessnig T , Sorder SD , Villar D , Janke BH , Yeager MJ , Larson DJ , Schwartz KJ , Yoon KJ . Porcine circovirus type 2 (PCV-2) coinfections in US field cases of postweaning multisystemic wasting syndrome (PMWS) . J Vet Diagn Invest 2002 ; 14 ( 6 ): 515 – 519 .
- Thacker EL , Halbur PG , Ross RF , Thanawongnuwech R , Thacker BJ . Mycoplasma hyopneumoniae potentiation of porcine reproductive and respiratory syndrome virus-induced pneumonia . J Clin Microbiol 1999 ; 37 ( 3 ): 620 – 627 .
- Galina L , Pijoan C , Sitjar M , Christiansen WT , Rossow K , Collins JE . Interaction between Streptococcus suis serotype 2 and porcine reproductive and respiratory syndrome virus in specific pathogen-free piglets . Vet Rec 1994 ; 134 ( 3 ): 60 – 64 .
- Wellenberg GJ , Stockhofe-Zurwieden N , Boessma WJ , De Jong MF , Elbers AR . The presence of co-infections in pigs with clinical signs of PMWS in The Netherlands: A case-control study . Res Vet Sci 2004 ; 77 ( 2 ): 177 – 184 .
- Brockmeier SL , Palmer MV , Bolin SR . Effects of intranasal inoculation of porcine reproductive and respiratory syndrome virus, Bordetella bronchiseptica, or a combination of both organisms in pigs . Am J Vet Res 2000 ; 61 ( 8 ): 892 – 899 .
- Wills RW , Gray JT , Fedorha-Cray PJ , Yoon KJ , Ladely J , Zimmerman JJ . Synergism between porcine reproductive and respiratory syndrome virus (PRRSV) and Salmonella choleraesuis in swine . Vet Microbiol 2000 ; 71 ( 3–4 ): 177 – 192 .
- Kobayashi H , Movozumi T , Miyamoto C , Shimzu M , Yasvada S , Ohowhi J , Kubo M , Kimura W , Mitani K , Ito N . Mycoplasma hyorhinis infection levels in lungs of piglets with porcine reproductive and respiratory syndrome (PRRS) . J Vet Med Sci 1996 ; 58 ( 2 ): 109 – 113 .
- Halbur P , Thanawongnuwech R , Brown G , Kinyon J , Roth J , Thacker E , Thacker B . Efficacy of antimicrobial treatments and vaccination regimens for control of porcine reproductive and respiratory syndrome virus and Streptococcus suis coinfection of nursery pigs . J Clin Microbiol 2000 ; 38 ( 3 ): 1156 – 1160 .
- Thanawongnuwech R , Halbur PG , Ackermann MR , Thacker EL , Royer RL . Effects of low (modified-live virus vaccine) and high (VR-2385)-virulence strains of porcine reproductive and respiratory syndrome virus on pulmonary clearance of copper particles in pigs . Vet Pathol 1998 ; 35 ( 5 ): 398 – 406 .
- Thanawongnuwech R , Brown GB , Halbur PG , Roth JA , Royer RL , Thacker BJ . Pathogenesis of porcine reproductive and respiratory syndrome virus-induced increase in susceptibility to Streptococcus suis infection. Vet Pathol 2000; 37(2):143–152.
- Harris DL. Multi-site Pig Production ; Iowa State University , Ames , IA , 2000 .
- Harris DL. Medicated early weaning . In SE Swine Pract Conf. Raleigh , North Carolina , 1993 .
- Pensaert M . [Possible methods of control of virus disease in swine today and in the future . II. Specific applications (author's transl)]. Tijdschr Diergeneeskd 1978 ; 103 ( 10 ): 523 – 531 .
- Harris DL , BeVier GW , Wiseman BS. Eradication of trnsmissible gastroenteritis virus without depopulation . In Annual Meeting, American Association of Swine Practitioners ; AASP , Indianapolis , IN , 1987 .
- Fitzsimmons M. PRRS control in large systems: Strategies for the future . In American Association of Swine Veterinarians Annual Meeting . AASV , St. Louis , KS , 1999 .
- Baekbo P , Kooij D , Mortensen S , Barfod K , Mousing J . Economic evaluation of national eradication and control strategies for Mycoplasma hyopneumoniae in Denmark . Acta Vet Scand Suppl 1996 ; 90 : 63 – 65 .
- Harris DL . The epidemiology of swine dysentery as it relates to the eradication of the disease . Compendium on Continuing Education for the Practicing Veterinarian 1984 ; 6 ( 2 ): S83 – S88 .
- Hogg A. Eradication of sarcoptic mange in swine with ivermectin . In Proc. 8th Int. Pig Vet. Soc. Congr. ; Ghent , Belgium , 1984 .
- Dee SA , Joo HS . Prevention of the spread of porcine reproductive and respiratory syndrome virus in endemically infected pig herds by nursery depopulation . Vet Rec l994 ; 135 ( 1 ): 6 – 9 .
- Dee S , Joo HS , Pijoan C . Control of porcine reproductive and respiratory syndrome virus transmission: Handling infected seedstock . Compendium on Continuing Education for the Practicing Veterinarian 1994 ; 16 ( 7 ): 927 – 933 .
- Dee SA , Molitor TW . Elimination of porcine reproductive and respiratory syndrome virus using a test and removal process . Vet Rec 1998 ; 143 ( 17 ): 474 – 476 .
- Dee SA , Joo HS , Park BK , Molitor TW , Bruna G . Attempted elimination of porcine reproductive and respiratory syndrome virus from a seedstock farm by vaccination of the breeding herd and nursery depopulation . Vet Rec 1998 ; 142 ( 21 ): 569 – 572 .
- Jo Geiger MT , Christianson WT . PRRS VIRUS ELIMINATION IN A 950 SOW TWO-SITE ISOWEAN SYSTEM. In International Pig Veterinary Society Congress (2002) . 2002 .
- Sanford SE . The Demise of Salmonella cholerasuis in Canada . International Pig Letter 2005 ; 25 ( 5b ).
- DANMAP 2004 . Use of Antimicrobial Agents and Occurrence of Antibiotic Resistance in Bacteria from Food Animals, Foods and Humans in Denmark ; Emborg H.-D , Heuer OE , Larsen PB , Eds; 2004 , Danish Zoonosis Centre, Danish Institute for Food and Veterinary Research, M⊘rkh⊘j Bygade 19, DK - 2860 S⊘borg . ISSN 1600-2032 .
- Cromwell GL . Why and how antibiotics are used in swine production . Anim Biotechnol 2002 ; 13 ( 1 ): 7 – 27 .
- Madec F , Kobisch M , Leforban Y . An attempt at measuring health in nucleus and multiplier pig farms . Livestock Production Science 1993 ; 34 ( 3–4 ): 281 – 294 .